import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.Toolkit;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JPanel;

public class LiuXing extends JFrame {
	double width;
	double height;

	public LiuXing() {
		Toolkit tk = Toolkit.getDefaultToolkit();// 获得Toolkit对象
		this.setIconImage(new ImageIcon("图标.png").getImage());// 设置软件图标
		Dimension screensize = tk.getScreenSize();// 获得屏幕大小
		width = screensize.getWidth();
		height = screensize.getHeight();
		this.setBounds(0, 0, (int) width, (int) height);// 设置窗体大小和屏幕一致
//		this.setUndecorated(true);// 去掉窗体边框
		MeteorPanel m = new MeteorPanel();// 设置窗体课件
		this.add(m);
		this.setVisible(true);
		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		Thread t=new Thread(m);
		t.start();
	}

	class MeteorPanel extends JPanel implements Runnable {
		int count = 5;// 定义5个星星
		int[] xx = new int[count];
		int[] yy = new int[count];

		@Override
		public void paint(Graphics g) {
			// TODO Auto-generated method stub
			super.paint(g);
			g.drawImage(new ImageIcon("D:\\Users\\27409\\Iwork\\java-code-\\java\\2024_4_30\\20191124113213724.jpg").getImage(), 0, 0, (int) width, (int) height, this);// 大的背景图片
			g.drawImage(new ImageIcon("G:\\个性设计\\流星绘制\\bar.png").getImage(), 400, 40, this);// 加入星星
			for (int i = 0; i < count; i++) {
				g.drawImage(new ImageIcon("G:\\个性设计\\流星绘制\\m_03.png").getImage(), xx[i], yy[i], this);// 加入流星
			}
		}

		@Override
		public void run() {
			// TODO Auto-generated method stub
			while (true) {

				for (int i = 0; i < count; i++)/* 设置流星出现的位置 */ {
					xx[i] = (int) (Math.random() * (width - 200)) + 100;
					yy[i] = 0;
				}
				// 改变每颗流星的丛横坐标，控制流行移动
				for (int j = 0; j < 210; j++) {// 210刚好到达页面刷新频率的临界值
					// 下一组的流星的出现
					for (int a = 0; a < count; a++) {
						xx[a] -= 5;// 横坐标-5
						yy[a] += 1;// 纵坐标+1
					}
					repaint();// 重新绘制流星
					try {
						Thread.sleep(100);
					} catch (InterruptedException e) {
						// TODO: handle exception
						e.printStackTrace();
					}
				}
				// 流星个数随机，下次产生时间随机
				// 每次产生个数随机
				count = (int) (Math.random() * 10);
				xx = new int[count];
				yy = new int[count];
				int time = (int) (Math.random() * 200) + 60;// 时间随机产生, +60表示每次间隔的时间
				try {
					Thread.sleep(time);
				} catch (InterruptedException e) {
					// TODO: handle exception
					e.printStackTrace();
				}
			}
		}
	}

	public static void main(String[] args) {
		LiuXing m = new LiuXing();
	}
}
————————————————

                            版权声明：本文为博主原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接和本声明。
                        
原文链接：https://blog.csdn.net/qq_43468607/article/details/103222752